Breathing air dilation device



FIG. 1 is a perspective view of a breathing air dilation device showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line shown in FIGS. 1–6 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a breathing air dilation device, as shown and described. 